Chemical News and Journal of Industrial Science, Tom 145,Wydanie 3772Chemical news office., 1932 |
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Strona 50
... patents covering illumina- tion by means of paraffin lamps were lodged in America ; and during each of the subse- quent twenty years an average of eighty specifications were lodged in respect to American patent devices . Those figures ...
... patents covering illumina- tion by means of paraffin lamps were lodged in America ; and during each of the subse- quent twenty years an average of eighty specifications were lodged in respect to American patent devices . Those figures ...
Strona 64
... Patent Acyclic Terpene Alcohols . Whilst it moves - tute of Incorporated Practitioners in Advertising. OTOZO FUNAKOSHI : Qualitative and Quantit- ative Determination of Bismuth by Means of Selenious Acid . KINZO KAFUKU , TESSAKU IKEDA ...
... Patent Acyclic Terpene Alcohols . Whilst it moves - tute of Incorporated Practitioners in Advertising. OTOZO FUNAKOSHI : Qualitative and Quantit- ative Determination of Bismuth by Means of Selenious Acid . KINZO KAFUKU , TESSAKU IKEDA ...
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